Marqo vs Vespa
A side-by-side comparison of two self-hosted search engines options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Marqo | Vespa |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 87 · Excellent | 91 · Excellent |
| Category | Search Engines | Search Engines |
| License | Apache-2.0 | Apache-2.0 |
| Language | Python | Java |
| Setup difficulty | Medium | Hard |
| Min. RAM | 4,096 MB | 4,096 MB |
| Deployment | docker, kubernetes | docker, kubernetes, bare-metal |
| GitHub stars | ★ 5,030 | ★ 7,109 |
| First released | 2022 | 2017 |
| Replaces | Algolia, Pinecone | Elasticsearch, Algolia |
What are Marqo and Vespa?
Marqo
Marqo is an open-source, end-to-end search engine that combines vector generation, storage and retrieval. It handles embedding creation automatically so you can run semantic search over text and images.
- Built-in embedding generation
- Text and image semantic search
- No separate ML pipeline needed
- Simple REST API
Vespa
Vespa is an open-source platform for low-latency computation over large data sets, powering search, recommendation and AI applications. It combines storing, searching, ranking and organizing data.
- Combined search and ML ranking
- Vector and tensor computation
- Real-time indexing at scale
- Used for large recommendation systems
Marqo vs Vespa: key differences
Marqo is written in Python, while Vespa is built with Java. Vespa is the more established project (first released 2017), while Marqo arrived in 2022.
Why pick each one
Choose Marqo if…
- All-in-one vector search
- No external embedding service required
Watch out for
- Heavy GPU or RAM needs for models
Choose Vespa if…
- Extremely powerful and scalable
- Built-in ML ranking
Watch out for
- Steep learning curve
- Heavy resource needs
Frequently asked questions
Is Marqo or Vespa better?
Neither is universally better. Vespa has the larger community, while Marqo is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.
Are Marqo and Vespa free and open-source?
Yes. Marqo is licensed under Apache-2.0 and Vespa under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Marqo and Vespa with Docker?
Marqo: yes. Vespa: yes.